IP Library Assignment 021847/0823
Patent Assignment
Reel/Frame 021847/0823

Assignment of Assignor's Interest

Recorded: 2008-11-18 Pages: 10
Assignors
VUYK, ADRIAN, JR.
Executed: 2008-10-28
GALLOWAY, GREG
Executed: 2008-10-27
TERRY, JIM
Executed: 2008-10-27
COLVIN, KENNETH W.
Executed: 2008-10-27
CARLSON, THOMAS ALAN
Executed: 2008-10-27
TIBBITTS, GORDON
Executed: 2008-10-27
Assignee
PARTICLE DRILLING TECHNOLOGIES, INC.
5611 BAIRD COURT, HOUSTON, TEXAS, 77041
Covered Property (1)
Injection System and Method Comprising an Impactor Motive Device
Patent: 7,987,928 →
Application: 12/248,649 →
Publication: US 2009/0090557
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 9, 2009
From: PARTICLE DRILLING TECHNOLOGIES, INC.
To: PDTI HOLDINGS, LLC
Reel/Frame 023348/0522 →